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Fair Values of Financial Assets and Liabilities (Detail) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 12, 2021 USD ($) | Jun. 12, 2021 USD ($) | Dec. 26, 2020 USD ($)
Derivatives, Fair Value [Line Items] |  |  |
Senior Notes | $ 200 | $ 200 | $ 200
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease) | 1 | 1 | 2
Short-term Investments | 328 | 328 | 1,366
Derivative Asset, Fair Value, Gross Asset | 173 | 173 | 79
Derivative Liability, Fair Value, Gross Liability | 283 | 283 | 393
Total Financial Assets At Fair Value | 519 | 519 | 328
Total Financial Liabilities At Fair Value | 1,636 | 1,636 | 1,731
Collateral Already Posted, Aggregate Fair Value | 0 | 0 |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  | 853 |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances |  | 861 |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings |  | $ 6 |
Duration of contingent consideration arrangement |  | 15 years |
Business Combination, Contingent Consideration, Asset | 0 | $ 0 | 0
Business Combination, Contingent Consideration, Liability | 853 | 853 | 861
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease) |  | 2 |
Debt Instrument, Fair Value Disclosure | 46,000 | 46,000 | 50,000
Hedged Liability, Discontinued Fair Value Hedge, Cumulative Increase (Decrease) | 9 | 9 |
Debt and Equity Securities, Realized Gain (Loss) | (39) | 69 |
Debt and Equity Securities, Realized Gain (Loss) - After Tax | (30) | 52 |
PepsiCo Beverages North America [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | 1,100 | 1,100 |
Derivatives Designated As Cash Flow Hedging Instruments Assets [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 122 | 122 | 54
Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value | 254 | 254 | 378
Derivatives Not Designated As Hedging Instruments Assets [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value | 50 | 50 | 23
Derivatives Not Designated As Hedging Instruments Liabilities [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Other Derivatives Not Designated as Hedging Instruments Liabilities at Fair Value | 29 | 29 | 15
Fair Value, Inputs, Level 2 [Member] | Derivatives Designated As Fair Value Hedging Instruments Assets [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Interest Rate Fair Value Hedge Asset at Fair Value | 1 | 1 | 2
Fair Value, Inputs, Level 2 [Member] | Derivatives Designated As Fair Value Hedging Instruments Liabilities [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Interest Rate Fair Value Hedge Liability at Fair Value | 0 | 0 | 0
Fair Value, Inputs, Level 2 [Member] | Derivatives Designated As Cash Flow Hedging Instruments Assets [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Foreign Currency Cash Flow Hedge Asset at Fair Value | 4 | 4 | 9
Interest Rate Cash Flow Hedge Asset at Fair Value | 49 | 49 | 13
Price Risk Cash Flow Hedge Asset, at Fair Value | 69 | 69 | 32
Fair Value, Inputs, Level 2 [Member] | Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Foreign Currency Cash Flow Hedge Liability at Fair Value | 62 | 62 | 71
Interest Rate Cash Flow Hedge Liability at Fair Value | 191 | 191 | 307
Price Risk Cash Flow Hedge Liability, at Fair Value | 1 | 1 | 0
Fair Value, Inputs, Level 2 [Member] | Derivatives Not Designated As Hedging Instruments Assets [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value | 5 | 5 | 4
Price Risk Derivative Instruments Not Designated as Hedging Instruments Asset, at Fair Value | 45 | 45 | 19
Fair Value, Inputs, Level 2 [Member] | Derivatives Not Designated As Hedging Instruments Liabilities [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value | 14 | 14 | 8
Price Risk Derivative Instruments Not Designated as Hedging Instruments Liability, at Fair Value | 15 | 15 | 7
Fair Value, Inputs, Level 2 [Member] | Liability [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Prepaid Forward Asset Fair Value | 0 | 0 | 0
Deferred Compensation Liability, Current and Noncurrent | 500 | 500 | 477
Fair Value, Inputs, Level 2 [Member] | Assets [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Prepaid Forward Asset Fair Value | 18 | 18 | 18
Deferred Compensation Liability, Current and Noncurrent | 0 | 0 | 0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Short-term Investments | 0 | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Short-term Investments | $ 328 | $ 328 | $ 231
Fair Value, Inputs, Level 3, estimated range of payments, low [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 40,000,000 | 40,000,000 |
Fair Value, Inputs, Level 3, estimated range of payments, high [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 110,000,000 | 110,000,000 |
Fair Value, Inputs, Level 3, estimated range of payments, average [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 70,000,000 | 70,000,000 |
Fair Value, Inputs, Level 3, estimated range of probabilities of acceleration, low [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.03 | 0.03 |
Fair Value, Inputs, Level 3, estimated range of probabilities of acceleration, high [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.25 | 0.25 |
Fair Value, Inputs, Level 3, weighted average payment period [Member] |  |  |
Business Combinations [Abstract] |  |  |
Duration of contingent consideration arrangement |  | 3 years |
Fair Value, Inputs, Level 3, estimated range of discount rates, low [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.01 | 0.01 |
Fair Value, Inputs, Level 3, estimated range of discount rates, high [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.05 | 0.05 |
Fair Value, Inputs, Level 3, weighted average discount rate [Member] |  |  |
Business Combinations [Abstract] |  |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.03 | 0.03 |

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